diff options
Diffstat (limited to 'drivers/input/joystick/xpad.c')
| -rw-r--r-- | drivers/input/joystick/xpad.c | 433 |
1 files changed, 433 insertions, 0 deletions
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c new file mode 100644 index 00000000000..8c8cd95a698 --- /dev/null +++ b/drivers/input/joystick/xpad.c @@ -0,0 +1,433 @@ +/* + * X-Box gamepad - v0.0.6 + * + * Copyright (c) 2002 Marko Friedemann <mfr@bmx-chemnitz.de> + * 2004 Oliver Schwartz <Oliver.Schwartz@gmx.de>, + * Steven Toth <steve@toth.demon.co.uk>, + * Franz Lehner <franz@caos.at>, + * Ivan Hawkes <blackhawk@ivanhawkes.com> + * 2005 Dominic Cerquetti <binary1230@yahoo.com> + * 2006 Adam Buchbinder <adam.buchbinder@gmail.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * + * This driver is based on: + * - information from http://euc.jp/periphs/xbox-controller.ja.html + * - the iForce driver drivers/char/joystick/iforce.c + * - the skeleton-driver drivers/usb/usb-skeleton.c + * + * Thanks to: + * - ITO Takayuki for providing essential xpad information on his website + * - Vojtech Pavlik - iforce driver / input subsystem + * - Greg Kroah-Hartman - usb-skeleton driver + * - XBOX Linux project - extra USB id's + * + * TODO: + * - fine tune axes (especially trigger axes) + * - fix "analog" buttons (reported as digital now) + * - get rumble working + * - need USB IDs for other dance pads + * + * History: + * + * 2002-06-27 - 0.0.1 : first version, just said "XBOX HID controller" + * + * 2002-07-02 - 0.0.2 : basic working version + * - all axes and 9 of the 10 buttons work (german InterAct device) + * - the black button does not work + * + * 2002-07-14 - 0.0.3 : rework by Vojtech Pavlik + * - indentation fixes + * - usb + input init sequence fixes + * + * 2002-07-16 - 0.0.4 : minor changes, merge with Vojtech's v0.0.3 + * - verified the lack of HID and report descriptors + * - verified that ALL buttons WORK + * - fixed d-pad to axes mapping + * + * 2002-07-17 - 0.0.5 : simplified d-pad handling + * + * 2004-10-02 - 0.0.6 : DDR pad support + * - borrowed from the XBOX linux kernel + * - USB id's for commonly used dance pads are present + * - dance pads will map D-PAD to buttons, not axes + * - pass the module paramater 'dpad_to_buttons' to force + * the D-PAD to map to buttons if your pad is not detected + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/stat.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/usb/input.h> + +#define DRIVER_VERSION "v0.0.6" +#define DRIVER_AUTHOR "Marko Friedemann <mfr@bmx-chemnitz.de>" +#define DRIVER_DESC "X-Box pad driver" + +#define XPAD_PKT_LEN 32 + +/* xbox d-pads should map to buttons, as is required for DDR pads + but we map them to axes when possible to simplify things */ +#define MAP_DPAD_TO_BUTTONS 0 +#define MAP_DPAD_TO_AXES 1 +#define MAP_DPAD_UNKNOWN -1 + +static int dpad_to_buttons; +module_param(dpad_to_buttons, bool, S_IRUGO); +MODULE_PARM_DESC(dpad_to_buttons, "Map D-PAD to buttons rather than axes for unknown pads"); + +static const struct xpad_device { + u16 idVendor; + u16 idProduct; + char *name; + u8 dpad_mapping; +} xpad_device[] = { + { 0x045e, 0x0202, "Microsoft X-Box pad v1 (US)", MAP_DPAD_TO_AXES }, + { 0x045e, 0x0289, "Microsoft X-Box pad v2 (US)", MAP_DPAD_TO_AXES }, + { 0x045e, 0x0285, "Microsoft X-Box pad (Japan)", MAP_DPAD_TO_AXES }, + { 0x045e, 0x0287, "Microsoft Xbox Controller S", MAP_DPAD_TO_AXES }, + { 0x0c12, 0x8809, "RedOctane Xbox Dance Pad", MAP_DPAD_TO_BUTTONS }, + { 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", MAP_DPAD_TO_AXES }, + { 0x046d, 0xca84, "Logitech Xbox Cordless Controller", MAP_DPAD_TO_AXES }, + { 0x046d, 0xca88, "Logitech Compact Controller for Xbox", MAP_DPAD_TO_AXES }, + { 0x05fd, 0x1007, "Mad Catz Controller (unverified)", MAP_DPAD_TO_AXES }, + { 0x05fd, 0x107a, "InterAct 'PowerPad Pro' X-Box pad (Germany)", MAP_DPAD_TO_AXES }, + { 0x0738, 0x4516, "Mad Catz Control Pad", MAP_DPAD_TO_AXES }, + { 0x0738, 0x4522, "Mad Catz LumiCON", MAP_DPAD_TO_AXES }, + { 0x0738, 0x4526, "Mad Catz Control Pad Pro", MAP_DPAD_TO_AXES }, + { 0x0738, 0x4536, "Mad Catz MicroCON", MAP_DPAD_TO_AXES }, + { 0x0738, 0x4540, "Mad Catz Beat Pad", MAP_DPAD_TO_BUTTONS }, + { 0x0738, 0x4556, "Mad Catz Lynx Wireless Controller", MAP_DPAD_TO_AXES }, + { 0x0738, 0x6040, "Mad Catz Beat Pad Pro", MAP_DPAD_TO_BUTTONS }, + { 0x0c12, 0x8802, "Zeroplus Xbox Controller", MAP_DPAD_TO_AXES }, + { 0x0c12, 0x8810, "Zeroplus Xbox Controller", MAP_DPAD_TO_AXES }, + { 0x0c12, 0x9902, "HAMA VibraX - *FAULTY HARDWARE*", MAP_DPAD_TO_AXES }, + { 0x0e4c, 0x1097, "Radica Gamester Controller", MAP_DPAD_TO_AXES }, + { 0x0e4c, 0x2390, "Radica Games Jtech Controller", MAP_DPAD_TO_AXES}, + { 0x0e6f, 0x0003, "Logic3 Freebird wireless Controller", MAP_DPAD_TO_AXES }, + { 0x0e6f, 0x0005, "Eclipse wireless Controller", MAP_DPAD_TO_AXES }, + { 0x0e6f, 0x0006, "Edge wireless Controller", MAP_DPAD_TO_AXES }, + { 0x0e8f, 0x0201, "SmartJoy Frag Xpad/PS2 adaptor", MAP_DPAD_TO_AXES }, + { 0x0f30, 0x0202, "Joytech Advanced Controller", MAP_DPAD_TO_AXES }, + { 0x0f30, 0x8888, "BigBen XBMiniPad Controller", MAP_DPAD_TO_AXES }, + { 0x102c, 0xff0c, "Joytech Wireless Advanced Controller", MAP_DPAD_TO_AXES }, + { 0x12ab, 0x8809, "Xbox DDR dancepad", MAP_DPAD_TO_BUTTONS }, + { 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS }, + { 0xffff, 0xffff, "Chinese-made Xbox Controller", MAP_DPAD_TO_AXES }, + { 0x0000, 0x0000, "Generic X-Box pad", MAP_DPAD_UNKNOWN } +}; + +static const signed short xpad_btn[] = { + BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, /* "analog" buttons */ + BTN_START, BTN_BACK, BTN_THUMBL, BTN_THUMBR, /* start/back/sticks */ + -1 /* terminating entry */ +}; + +/* only used if MAP_DPAD_TO_BUTTONS */ +static const signed short xpad_btn_pad[] = { + BTN_LEFT, BTN_RIGHT, /* d-pad left, right */ + BTN_0, BTN_1, /* d-pad up, down (XXX names??) */ + -1 /* terminating entry */ +}; + +static const signed short xpad_abs[] = { + ABS_X, ABS_Y, /* left stick */ + ABS_RX, ABS_RY, /* right stick */ + ABS_Z, ABS_RZ, /* triggers left/right */ + -1 /* terminating entry */ +}; + +/* only used if MAP_DPAD_TO_AXES */ +static const signed short xpad_abs_pad[] = { + ABS_HAT0X, ABS_HAT0Y, /* d-pad axes */ + -1 /* terminating entry */ +}; + +static struct usb_device_id xpad_table [] = { + { USB_INTERFACE_INFO('X', 'B', 0) }, /* X-Box USB-IF not approved class */ + { } +}; + +MODULE_DEVICE_TABLE (usb, xpad_table); + +struct usb_xpad { + struct input_dev *dev; /* input device interface */ + struct usb_device *udev; /* usb device */ + + struct urb *irq_in; /* urb for interrupt in report */ + unsigned char *idata; /* input data */ + dma_addr_t idata_dma; + + char phys[65]; /* physical device path */ + + int dpad_mapping; /* map d-pad to buttons or to axes */ +}; + +/* + * xpad_process_packet + * + * Completes a request by converting the data into events for the + * input subsystem. + * + * The used report descriptor was taken from ITO Takayukis website: + * http://euc.jp/periphs/xbox-controller.ja.html + */ + +static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) +{ + struct input_dev *dev = xpad->dev; + + /* left stick */ + input_report_abs(dev, ABS_X, (__s16) (((__s16)data[13] << 8) | data[12])); + input_report_abs(dev, ABS_Y, (__s16) (((__s16)data[15] << 8) | data[14])); + + /* right stick */ + input_report_abs(dev, ABS_RX, (__s16) (((__s16)data[17] << 8) | data[16])); + input_report_abs(dev, ABS_RY, (__s16) (((__s16)data[19] << 8) | data[18])); + + /* triggers left/right */ + input_report_abs(dev, ABS_Z, data[10]); + input_report_abs(dev, ABS_RZ, data[11]); + + /* digital pad */ + if (xpad->dpad_mapping == MAP_DPAD_TO_AXES) { + input_report_abs(dev, ABS_HAT0X, !!(data[2] & 0x08) - !!(data[2] & 0x04)); + input_report_abs(dev, ABS_HAT0Y, !!(data[2] & 0x02) - !!(data[2] & 0x01)); + } else /* xpad->dpad_mapping == MAP_DPAD_TO_BUTTONS */ { + input_report_key(dev, BTN_LEFT, data[2] & 0x04); + input_report_key(dev, BTN_RIGHT, data[2] & 0x08); + input_report_key(dev, BTN_0, data[2] & 0x01); // up + input_report_key(dev, BTN_1, data[2] & 0x02); // down + } + + /* start/back buttons and stick press left/right */ + input_report_key(dev, BTN_START, data[2] & 0x10); + input_report_key(dev, BTN_BACK, data[2] & 0x20); + input_report_key(dev, BTN_THUMBL, data[2] & 0x40); + input_report_key(dev, BTN_THUMBR, data[2] & 0x80); + + /* "analog" buttons A, B, X, Y */ + input_report_key(dev, BTN_A, data[4]); + input_report_key(dev, BTN_B, data[5]); + input_report_key(dev, BTN_X, data[6]); + input_report_key(dev, BTN_Y, data[7]); + + /* "analog" buttons black, white */ + input_report_key(dev, BTN_C, data[8]); + input_report_key(dev, BTN_Z, data[9]); + + input_sync(dev); +} + +static void xpad_irq_in(struct urb *urb) +{ + struct usb_xpad *xpad = urb->context; + int retval; + + switch (urb->status) { + case 0: + /* success */ + break; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + /* this urb is terminated, clean up */ + dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status); + return; + default: + dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status); + goto exit; + } + + xpad_process_packet(xpad, 0, xpad->idata); + +exit: + retval = usb_submit_urb (urb, GFP_ATOMIC); + if (retval) + err ("%s - usb_submit_urb failed with result %d", + __FUNCTION__, retval); +} + +static int xpad_open (struct input_dev *dev) +{ + struct usb_xpad *xpad = input_get_drvdata(dev); + + xpad->irq_in->dev = xpad->udev; + if (usb_submit_urb(xpad->irq_in, GFP_KERNEL)) + return -EIO; + + return 0; +} + +static void xpad_close (struct input_dev *dev) +{ + struct usb_xpad *xpad = input_get_drvdata(dev); + + usb_kill_urb(xpad->irq_in); +} + +static void xpad_set_up_abs(struct input_dev *input_dev, signed short abs) +{ + set_bit(abs, input_dev->absbit); + + switch (abs) { + case ABS_X: + case ABS_Y: + case ABS_RX: + case ABS_RY: /* the two sticks */ + input_set_abs_params(input_dev, abs, -32768, 32767, 16, 128); + break; + case ABS_Z: + case ABS_RZ: /* the triggers */ + input_set_abs_params(input_dev, abs, 0, 255, 0, 0); + break; + case ABS_HAT0X: + case ABS_HAT0Y: /* the d-pad (only if MAP_DPAD_TO_AXES) */ + input_set_abs_params(input_dev, abs, -1, 1, 0, 0); + break; + } +} + +static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) +{ + struct usb_device *udev = interface_to_usbdev (intf); + struct usb_xpad *xpad; + struct input_dev *input_dev; + struct usb_endpoint_descriptor *ep_irq_in; + int i; + int error = -ENOMEM; + + for (i = 0; xpad_device[i].idVendor; i++) { + if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && + (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) + break; + } + + xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); + input_dev = input_allocate_device(); + if (!xpad || !input_dev) + goto fail1; + + xpad->idata = usb_buffer_alloc(udev, XPAD_PKT_LEN, + GFP_ATOMIC, &xpad->idata_dma); + if (!xpad->idata) + goto fail1; + + xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); + if (!xpad->irq_in) + goto fail2; + + xpad->udev = udev; + xpad->dpad_mapping = xpad_device[i].dpad_mapping; + if (xpad->dpad_mapping == MAP_DPAD_UNKNOWN) + xpad->dpad_mapping = dpad_to_buttons; + xpad->dev = input_dev; + usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); + strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); + + input_dev->name = xpad_device[i].name; + input_dev->phys = xpad->phys; + usb_to_input_id(udev, &input_dev->id); + input_dev->dev.parent = &intf->dev; + + input_set_drvdata(input_dev, xpad); + + input_dev->open = xpad_open; + input_dev->close = xpad_close; + + input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); + + /* set up buttons */ + for (i = 0; xpad_btn[i] >= 0; i++) + set_bit(xpad_btn[i], input_dev->keybit); + if (xpad->dpad_mapping == MAP_DPAD_TO_BUTTONS) + for (i = 0; xpad_btn_pad[i] >= 0; i++) + set_bit(xpad_btn_pad[i], input_dev->keybit); + + /* set up axes */ + for (i = 0; xpad_abs[i] >= 0; i++) + xpad_set_up_abs(input_dev, xpad_abs[i]); + if (xpad->dpad_mapping == MAP_DPAD_TO_AXES) + for (i = 0; xpad_abs_pad[i] >= 0; i++) + xpad_set_up_abs(input_dev, xpad_abs_pad[i]); + + ep_irq_in = &intf->cur_altsetting->endpoint[0].desc; + usb_fill_int_urb(xpad->irq_in, udev, + usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), + xpad->idata, XPAD_PKT_LEN, xpad_irq_in, + xpad, ep_irq_in->bInterval); + xpad->irq_in->transfer_dma = xpad->idata_dma; + xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + + error = input_register_device(xpad->dev); + if (error) + goto fail3; + + usb_set_intfdata(intf, xpad); + return 0; + + fail3: usb_free_urb(xpad->irq_in); + fail2: usb_buffer_free(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); + fail1: input_free_device(input_dev); + kfree(xpad); + return error; + +} + +static void xpad_disconnect(struct usb_interface *intf) +{ + struct usb_xpad *xpad = usb_get_intfdata (intf); + + usb_set_intfdata(intf, NULL); + if (xpad) { + usb_kill_urb(xpad->irq_in); + input_unregister_device(xpad->dev); + usb_free_urb(xpad->irq_in); + usb_buffer_free(interface_to_usbdev(intf), XPAD_PKT_LEN, + xpad->idata, xpad->idata_dma); + kfree(xpad); + } +} + +static struct usb_driver xpad_driver = { + .name = "xpad", + .probe = xpad_probe, + .disconnect = xpad_disconnect, + .id_table = xpad_table, +}; + +static int __init usb_xpad_init(void) +{ + int result = usb_register(&xpad_driver); + if (result == 0) + info(DRIVER_DESC ":" DRIVER_VERSION); + return result; +} + +static void __exit usb_xpad_exit(void) +{ + usb_deregister(&xpad_driver); +} + +module_init(usb_xpad_init); +module_exit(usb_xpad_exit); + +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); +MODULE_LICENSE("GPL"); |